89results about How to "Change tilt angle" patented technology

The utility model relates to the technical field of water quality monitoring and early warning equipment, and discloses water quality on-line monitoring and rapid early warning equipment which comprises a waterproof shell, an air bag is fixedly connected to the outer wall of the waterproof shell, a fixing rod is fixedly connected to the upper surface of the waterproof shell, and the fixing rod is not fixedly connected with a connecting rod. A connecting block is fixedly connected to the lower surface of the connecting rod, a first hinge seat is fixedly connected to one side of the outer wall of the connecting block, a first hydraulic rod is arranged in the first hinge seat, a first fixing shaft is fixedly connected to the output end of the first hydraulic rod, and a photovoltaic cell panel is fixedly connected to one end of the first fixing shaft. The photovoltaic cell panel is driven by the hydraulic rod to move, the inclination angle of the photovoltaic cell panel is changed, the light receiving area is increased, the conversion efficiency is improved, sufficient electric energy is provided for the device, the waterproof jacket and the connecting line are arranged on the outer wall of the waterproof shell, the recall speed of the device is increased, the working efficiency is improved, and the maintenance cost is reduced.

The invention relates to the technical field of wire cutting machines, and provides a wire arrangement deviation rectifying mechanism which comprises a linear guide rail, a walking mechanism is arranged on the linear guide rail, a driving mechanism for driving the walking mechanism to move is arranged at one end of the linear guide rail, and a rectifying mechanism and a guiding shearing structure are arranged on the walking mechanism. The mechanism has the beneficial effects that the uniformity of flat cables and the constancy of stress are guaranteed, the possibility of cable breakage is reduced, the phenomenon of fretsaw on a product is eliminated, the cutting effect is guaranteed, the quality of the cut product is greatly improved, meanwhile, the mechanism can be used for automatically cutting off a single flat cable at a winding initial section, and the production efficiency is improved. And the diamond wire can be completely dismounted through the automatic rotation of the cutting machine.

The utility model discloses an automatic welding platform for reinforcing ribs, and relates to the technical field of welding, a fixed plate is slidably connected between adjacent ends of two slide rails, rollers are uniformly mounted on one side of the fixed plate, a connecting lug is mounted in the middle of the bottom of the fixed plate, an adjusting motor is mounted on one side of a supporting table, and the output end of the adjusting motor is connected with a bidirectional screw rod. According to the device, the adjusting motor drives the fixing plates on the two sides to get close to each other and get away from each other, so that the idler wheels on the fixing plates on the two sides can support partition plates of different sizes, and the partition plates can be conveniently welded to the two ends of the two-way lead screw through the two ends of the two-way lead screw; the two welding robots simultaneously weld two welding seams of the corresponding reinforcing rib, the production efficiency is high, and the two welding robots of the same lifting frame simultaneously weld the two welding seams of the reinforcing rib, so that the product welding form and effect are unified, and the quality is stable.

The invention discloses an adjustable reading table suitable for visually impaired readers, which is characterized by comprising a table top, and a plurality of grooves are formed in the edge of the table top; a book supporting plate set is arranged at the position of the groove and comprises a supporting plate and an adjusting mechanism, the edge of the adjusting mechanism is connected with the lower side face of the desk top, the included angle between the adjusting mechanism and the desk top can be adjusted, drawer sliding rails are arranged on the two sides of the supporting plate, and the two drawer sliding rails are installed on the adjusting mechanism. Lifting and inclination can be controlled by an adjusting mechanism; the supporting plate is arranged, books can be directly supported, and a visually-impaired reader can conveniently achieve the reading purpose; the adjusting mechanism is arranged on the side edge of the supporting plate, the end plate is stably installed below the supporting plate under the cooperation of the second adjusting screw rod and the limiting rod and is installed on the outer side of the supporting plate, therefore, the supporting plate can be stably installed below the table top, in addition, the end plate and the supporting plate can be controlled to synchronously ascend, descend and incline by rotating the second adjusting screw rod, and the position of the supporting plate is adjusted.

This utility model discloses an adjustable-height mixed feed mixing and feeding device, comprising: a feed hopper frame, a discharge port connected to the lower surface of the feed hopper frame, a feeding mechanism rotatably mounted at one end of the discharge port, the lower surface of the feeding mechanism being slidably mounted on the upper surface of a guide rail plate, and the guide rail plate being fixedly mounted at one end of the feed hopper frame. This application, through the design of the feeding mechanism, allows for height adjustment of the feeding trough, enabling it to flexibly adapt to the feeding height of cattle and sheep at different growth stages. Whether it is the lower height required by young cattle and sheep or the higher height suitable for adult cattle and sheep, it can accurately meet their needs, allowing cattle and sheep to feed in a comfortable posture, reducing feeding difficulties or physical injury caused by unsuitable height, and improving their feeding experience and enthusiasm.

This application provides a liquid crystal prism, an optical adjustment device, a display module, and an apparatus. The liquid crystal prism includes a first electrode layer, a liquid crystal layer, and a driving layer. The first electrode layer includes a first electrode; the driving layer includes multiple driving units and multiple signal line groups, with the multiple driving units arranged in an array and each driving unit electrically connected to a corresponding signal line group; each signal line group includes a first signal line and a second signal line; the first signal line is connected to the control terminal of the driving unit, and the second signal line is connected to the input terminal of the driving unit; the driving units overlap with the first electrode to enable the liquid crystal layer to form multiple pseudo-prism structures; under the control of the driving units, the tilt angle of the pseudo-prism structures is adjustable; when the liquid crystal prism is operating in a stereoscopic display state, each driving unit independently receives the signal transmitted by the second signal line. This application aims to adjust the extension direction of the liquid crystal prism to improve the problem of deteriorated stereoscopic display effect caused by panel rotation.

The invention relates to the technical field of hydraulic machinery, in particular to a welding auxiliary device for hydraulic machinery production, which comprises a machine table and a supporting seat, the supporting seat is fixedly arranged on the lower surface of the machine table, a sliding block is connected to the machine table in a sliding manner, and a transverse plate is mounted above the sliding block; the upper surface of the transverse plate is fixedly connected with a first clamping plate, the transverse plate is fixedly connected with a protection frame, the protection frame is provided with a moving assembly, the moving assembly is used for clamping parts and comprises a sliding rod installed on the protection frame in a sliding mode, one end of the sliding rod is provided with a second clamping plate, and the other end of the sliding rod is provided with a second clamping plate. The transverse plate is fixedly connected with a limiting strip; an opening is formed in the sliding block. By means of the hydraulic machine welding device, deviation of the welding position can be effectively avoided, parts do not need to be moved again, operation is convenient, the hydraulic machine welding efficiency is high, and hydraulic machine production is facilitated.

The utility model relates to the technical field of pipeline dredging equipment, and discloses a sewage pipeline dredging device which comprises a blow-off pipeline, a fixed cylinder is arranged in the blow-off pipeline and arranged in the middle of the blow-off pipeline through a moving mechanism, and a washing mechanism is arranged in the middle of the fixed cylinder. The through groove is formed in the middle of the fixing cylinder, the lower middle portion of the supporting rod is rotationally connected to the left and right ends of the through groove, the middle of the roller is installed at the upper end of the supporting rod, and the left and right ends of the parallel rod are rotationally connected to the lower end of the supporting rod. According to the sewage pipeline dredging device, the parallel rod is pushed and pulled through the pull rod, so that the inclination angle of the supporting rod is changed, the sewage pipeline dredging device is further suitable for sewage pipelines of different sizes, a water pump is driven, water washes the impeller through conveying of a hose and a straight pipe and is sprayed out through a hole of the spray head, and the impeller drives the spray head to rotate; therefore, the sewage pipeline is dredged in all directions, and the dredging effect is improved.

The utility model discloses a device for accurately positioning the position of a damaged cloth bag in a cloth bag dust remover, which relates to the technical field of cloth bag dust removers, and comprises an air purifying box, and a filter bag is arranged at the bottom of the air purifying box. The motor and the first gear can drive the first auxiliary part to rotate, then the inclination angle of the infrared scanner probe is changed, image feedback obtained by the infrared scanner probe is utilized, the positioning accuracy of a damaged filter bag is improved, operation is easy, the filter bag replacement time is shortened, and the overall replacement efficiency can be improved; the limiting strips can be used for guiding installation of the plug connectors, connection of the two supporting plates is achieved, connection of the two adjacent supporting plates can be reinforced through clamping of the limiting strips, the plug connectors and the supporting plates, and therefore the stability of the whole device during installation and use is improved.

The invention discloses a light-following follow-up photovoltaic panel mounting assembly, and relates to the technical field of photovoltaic assemblies, an electric push rod is used as a power structural member, a directional shaft and a connecting shaft are used as transmission structural members, and the connecting mode of a mounting frame relative to a mounting base is limited through the directional shaft and the connecting shaft; wherein the mounting frame is arranged in a relatively fixed form through the connecting shaft, but the mounting frame is kept connected with the directional shaft, so that the mounting frame only rotates on the connecting shaft through the directional shaft, and the rotating direction of the mounting frame relative to the connecting shaft is specifically limited; in particular, a plurality of pneumatic telescopic cylinders are matched to generate linear movement on a rocker arm part in a connecting shaft, and the pneumatic telescopic cylinders are matched to support a flying wing arc plate in two directions, so that the purpose of adjusting the setting angle of the mounting frame is achieved; in the whole light following process, the power generation capacity of a single photovoltaic panel is taken as a main part, and adjustment such as a fixed time period is taken as an auxiliary part, so that the action degree in the light following process is reduced.

The utility model discloses an all-dimensional monitoring device for building engineering construction, which comprises a mounting plate, mounting holes are formed in lug plates on two sides of the mounting plate in a penetrating manner, a rotating rod is rotatably connected to the middle of the mounting plate, a rotating plate is fixedly connected to the bottom end of the rotating rod, an adjusting plate is arranged right below the rotating plate, and the adjusting plate is fixedly connected to the bottom end of the rotating rod. A monitoring body is arranged in the middle of the bottom end of the adjusting plate. According to the utility model, the adjusting plate can shake through the adjusting mechanism, so that the inclination angle of the monitoring body is changed, the output end of the driving motor drives the driving gear to rotate, so that the driven gear rotates, and the rotating rod rotates, so that the monitoring body is driven to rotate, and the monitoring direction of the monitoring body can be changed; and when the monitoring body is not used, the monitoring body is protected through the protection mechanism, the monitoring body is prevented from being damaged due to collision, and the practicability of the device is improved.

This utility model discloses a special mold and bending machine for bending railway freight car pipe fittings. Specifically, it relates to a bending machine. The mold includes: a second bed pivotally connected to one side of a first bed, both the first and second beds having rotatably mounted load-bearing guide rollers; limiting guide rollers driven by a fixedly mounted drive motor and positioned between the two load-bearing guide rollers, with the height difference between the limiting guide rollers and the load-bearing guide rollers equal to the diameter of the pipe fitting; and a hydraulic telescopic module, the output end of which is rotatably connected to the end of the second bed. This utility model has a simple structure, is convenient and quick to operate, and can meet the needs of continuous bending operations of different shapes.

The utility model discloses a portable learning machine with an external support assembly, which belongs to the technical field of learning machines and comprises a learning machine body and a storage box, one side of the learning machine body is connected with the storage box, an outer ball is connected inside the storage box, and an inner ball joint is connected inside the outer ball. According to the learning machine, the outer ball is arranged in the storage box, the inner ball joint connected in the storage box can move in multiple directions in the using process, meanwhile, the inner ball joint can rotate and adjust the direction in the outer ball, the position adjusting rotating barrel at the tail end of the outer ball is supported on a table top, and meanwhile the cushion block is arranged at the lower end of the learning machine body. Meanwhile, by rotating the position adjusting rotary barrel, an internal thread in the position adjusting rotary barrel is separated from a thread of the threaded rod, so that the length of a combined body of the threaded rod and the position adjusting rotary barrel is increased, the inclination angle of the learning machine body is changed, and different use requirements are met.

The utility model relates to the technical field of sewage treatment, in particular to a precipitation device of box sewage treatment equipment, which comprises a box, an inclined plate and a rotating shaft, the box body is of a rectangular shell structure of which the lower part is of a funnel-shaped structure; the upper connecting rods are fixed to the inner walls of the front side and the rear side of the box body through screws. The upper end of the inclined plate is inserted into the upper connecting rod to form a rotating device, and the lower end of the inclined plate is inserted into the lower connecting rod to form a rotating device; the lower end of the oscillating rod is clamped with one end, close to the partition plate, of the lower connecting rod to form a sliding device, and the upper end of the oscillating rod is fixedly connected with the rotating shaft; the lower end of the driving rod is fixedly connected with the end, penetrating out of the outer wall of the box, of the rotating shaft. By improving the precipitation device of the tank sewage treatment equipment, the tank sewage treatment equipment has the advantages that the angle of the inclined plate can be adjusted according to the quality of sewage, the sewage treatment effect is good, sludge can conveniently fall down, and blockage is prevented, so that the problems and defects in the prior art and equipment are effectively solved.

The utility model discloses an electrochemical aluminum hot stamping foil coating quality on-line detection device, which relates to the technical field of winding equipment, is arranged on an electrochemical aluminum hot stamping foil coating production line and comprises a coating mechanism, a coating thickness and uniformity detection mechanism and a coating surface defect identification mechanism. The coating mechanism comprises a supporting wall plate, a base material guide roller, a coating roller and a drying box; the coating thickness and uniformity detection mechanism is sequentially provided with a front low-position guide roller, a front detection box, a horizontal high-position guide roller, a rear detection box and a rear low-position guide roller, and the coating thickness and uniformity are detected through laser; the coating surface defect recognition mechanism comprises a light source, an image acquisition device and a defect detection unit, and recognizes surface defects through image comparison. According to the device, multi-sensor data fusion and an intelligent algorithm are combined, upgrading from single-index detection to whole-process quality control is achieved, production problems can be fed back in real time, detection precision and efficiency are improved, and modern online detection requirements are met.

The application discloses an anti-dazzle down lamp, belonging to the technical field of lighting equipment, comprising a shell, a light effect propeller, a light shield, a first assembly, a first connecting piece, a light shield plate, a light source generator, a Fresnel lens, a second connecting piece, a driving piece, a second assembly, various sensors and a main controller. The shell provides support for the structure, the light effect propeller improves the light effect, the light shield and the adjustable angle light shield plate reduce glare, and the Fresnel lens optimizes light distribution. The ambient light, human infrared, multi-spectral light quality and human posture and line of sight tracking sensors capture multi-dimensional information, and the main controller controls the light color, intensity and light shield angle of the light source accordingly. The application realizes the balance of efficient anti-glare and light effect, can dynamically adapt to different scene requirements, improves the lighting comfort, and takes into account energy saving and functionality.

The utility model relates to fertilizer production technical field, and disclose a kind of mixed stirring device for fertilizer production, solve the problem that the mixing and stirring effect of current fertilizer is not good, it includes agitator tank, the bottom of agitator tank is fixedly connected with discharge hopper, agitator tank's outside near top is fixedly connected with feed pipe, agitator tank is equipped with stirring mechanism, stirring mechanism is equipped with adjusting mechanism on, stirring mechanism includes the receiving tray in the inside of agitator tank, the bottom of receiving tray is equally angular and equipped with multiple discharge ports, the inside of receiving tray is equally angular and fixedly connected with multiple baffle, the top of agitator tank is fixedly connected with L type board, and the inner top wall of L type board is fixedly connected with vertical frame;The utility model, through the cooperation between stirring motor and stirring shaft and support, it is convenient for receiving tray rotation to carry out uniform discharging, stirring blade can be rotated to fertilizer stirring simultaneously, to improve the mixing and stirring effect of fertilizer.

The utility model discloses a wall corner lamp of adjustable inclination angle, including lamp body and installation support, the lamp body includes casing and light source subassembly and control component, the lamp body is articulated between installation support, through the cooperation of first rotator, second rotator and elastic resistance structure, has realized the flexible adjustment of illumination inclination angle, and the user can according to actual demand, through the operation rotation connection component, in the rotation process, the arc convex surface on elastic lug and fixed recess mutually cooperate, provide certain resistance force, make the adjustment process more stable and accurate, conveniently change the inclination angle of lamp body, thereby adjust the illumination area and range of light, satisfy the diversified lighting scene demand, solved the problem that traditional wall corner lamp illumination angle is not adjustable, also improved the convenience of installation and maintenance, need not accurate calibration angle once in the installation, can be flexibly adjusted according to actual conditions after installation.

This utility model discloses a conveying device for processing Chinese medicinal materials, relating to the field of Chinese medicinal material processing technology. It includes a support section, a conveying section, and a circulation section. The support section allows for flexible adjustment of the conveying angle, enabling multi-process integration without additional equipment or manual labor. Rollers are installed at the bottom of the base plate for easy movement. The conveying section, mounted on a movable plate, includes a conveying cylinder with a feed hopper at one end and a discharge port at the other. An internal conveying shaft is connected to a conveying motor via a coupling. A detachable conveying side plate at the end facilitates maintenance. The circulation section surrounds the conveying cylinder and consists of a circulating water tank, a motor, and a circulation pipe. The circulation pipe is connected to the water tank at both ends. The motor drives an impeller to circulate cooling water, quickly removing frictional heat. A drain pipe with a solenoid valve is located at the bottom of the water tank. Filter screens are installed at both ends of the circulation pipe. The conveying cylinder and circulation pipe are made of copper to improve heat conduction and temperature control, ensuring the quality of the medicinal materials.

The invention discloses a multilayer tubular column corrosion detection morphology simulation device, which comprises an oil sleeve assembly, a sleeve hoisting assembly, a tester traction device and a control and data acquisition system, and is characterized in that the oil sleeve assembly is used for installing and fixing a tubular column to be tested; the casing hoisting assembly is used for hoisting the oil casing assembly and changing the inclination angle of the to-be-detected pipe column; the tester traction equipment is used for dragging a tester arranged in the to-be-tested tubular column; and the control and data acquisition system is used for controlling starting or stopping of the sleeve hoisting assembly and the tester traction equipment, and is also used for acquiring detection data of the tester. The corrosion detection work under different well deviation working conditions can be realized. According to the tester verification method, the device is adopted, corrosion detection can be performed on the standard sample tubular column under different working conditions, then the difference between detection data and standard data is compared, and then whether the precision of the verified tester meets the requirement or not can be effectively judged.

The utility model discloses a kind of automatic balancing machine feeding frame of cross-flow wind wheel, including rack, temporary storage platform and transfer device. Temporary storage platform is installed in rack, and multiple wind wheels are sequentially arranged on temporary storage platform along front-back direction, and the front end of temporary storage platform is provided with baffle, baffle is inclined upwards from back to front, and temporary storage platform is inclined downwards from back to front. Transfer device includes lifting component, translation component and lifting frame, lifting frame includes isolation plate and two symmetrical inclined plates arranged along front-back direction, and inclined plate is inclined from bottom to top to the direction away from another inclined plate. The upper end of inclined plate located at rear side is connected with the upper end of isolation plate, and isolation plate is vertically arranged. Translation component can drive lifting frame to move along front-back direction, and lifting component can drive translation component and lifting frame to move along up-down direction. Lifting frame can be moved upwards to hold the wind wheel located at the most front side of temporary storage platform, and make isolation plate be inserted upwards between the most front side wind wheel and its rear wind wheel.

The utility model discloses a kind of limestone crushing screening devices, its structure includes box, vibration screen is installed in the top of box inside corresponding place of hopper, two matching blocks are installed corresponding in the bottom left and right ends of vibration screen, the matching block of left side is sliding fit with vibration screen, the matching block of right side is fixedly connected with vibration screen, two matching blocks are connected with supporting mechanism and are hinged fit with supporting mechanism, the supporting mechanism of left end is fixedly connected with box left side, the installation position of the supporting mechanism of right end is adjustable in vertical direction, the vertical height of right end supporting mechanism is adjusted to change the right end height of vibration screen and further change the inclination angle of vibration screen, box left end is also profiled with side chamber, side chamber has feed inlet and discharge port between box, two crushing rollers are rotatably arranged in side chamber, side chamber is provided with first guide plate, and the other end of first guide plate extends into box through discharge port, conveying belt device is arranged through the bottom of box.

The utility model belongs to hardware polishing technical field, and disclose a hardware fittings processing burr grinding treatment device, aims at solving the burr polishing problem of non-fixed angle cast iron workpiece, and the device includes rigidity frame, polishing assembly and limited interval stepless adjustment assembly, the vertical structure board of frame bears driving wheel and driven wheel, driving wheel is driven by drive motor, forms the polishing area through the synchronous operation of driven wheel that polishing abrasive belt drives, the core lies in limited interval stepless adjustment assembly, driven wheel can move along the circular arc track with the axle center of driving wheel as the center, realizes stepless angle adjustment within the setting radian range, is fastened through bolt and arc fixed part after adjustment, and the sand belt inclination angle is adjusted according to workpiece angle when using, need not mechanical hand auxiliary just can be adapted to various non-fixed angle cast iron pipeline elbow and angle block, has the characteristics such as simple operation, high production efficiency, polishing quality stability, especially suitable for small batch multi -variety processing scene.

The utility model discloses a feeding device of a bottle blowing machine, which comprises a base, an inclined bottle blank slide way is fixedly mounted on the base, an outlet of the bottle blank slide way is connected with a blank separating mechanism, the blank separating mechanism comprises a blank separating block horizontally mounted on the base in a sliding manner, and a plurality of bottle blank clamping grooves are formed in the blank separating block. A bottle blank clamping groove of the blank separating block faces one side and is connected with an outlet of the bottle blank sliding way, the blank separating block is driven by a horizontal reciprocating driving device, an auxiliary limiting device and an auxiliary backup plate horizontally sliding on the limiting device are installed on the side, located on the blank separating block, of the base, and the auxiliary backup plate is driven by an auxiliary linear power device. The auxiliary backup plate leans against the bottle blanks in the bottle blank clamping grooves when approaching the blank separation blocks; a bottle blank clamping and overturning mechanism is installed on the base and located on the other side of the blank separating block, and a feeding blocking device used for blocking the bottle blanks, close to the outlet, of the bottle blank sliding way is further installed on the base. The feeding device is simpler in structure and can more accurately achieve feeding of the bottle blanks.

The utility model relates to the technical field of photovoltaic supports, and provides an inclination-angle-adjustable roof photovoltaic support which comprises a bottom frame, a supporting frame is hinged to one side of the top end of the bottom frame, an adjusting rod is hinged to one side of the bottom end of the supporting frame, an adjusting assembly comprises adjusting seats, and the adjusting seats are fixedly connected to the two ends of the top end of the bottom frame. Adjusting holes are formed in the inner wall of the adjusting seat at equal intervals, a sliding seat is hinged to the bottom end of the adjusting rod, a fixing groove is formed in one side of the top end of the sliding seat, an adjusting spring is arranged in the middle of the interior of the fixing groove, and shifting blocks are fixedly connected to the two ends of the adjusting spring; one end of the shifting block is fixedly connected with an adjusting block extending to the outside of the sliding seat, after supporting is adjusted to a proper angle through the arrangement and utilization, then limiting and fixing are carried out through the arrangement and utilization, the inclination angle can be changed, the use requirements of different areas can be met, and the applicability of the device is improved.

The utility model provides a communication base station, and relates to the technical field of communication base stations. Comprising a communication vertical rod and a mounting lantern ring part fixedly arranged on the outer wall of the communication vertical rod, and further comprises a positioning insertion piece arranged on one side of the mounting lantern ring part, and an adjusting transverse groove is formed in the positioning insertion piece; the adjusting transverse rod is inserted into the adjusting transverse groove in a sliding mode, and a positioning connecting plate sliding in the adjusting transverse groove is fixedly arranged on the side wall of the adjusting transverse rod; the connecting plate slot is formed in the surface of the positioning connecting plate; and the positioning plate is fixedly arranged on the side wall of the positioning insertion piece, and the surface of the positioning plate is provided with an insertion hole matched with the open groove of the connecting plate. The position of the sleeving ring can be changed through sliding of the adjusting transverse rod and the positioning connecting plate in the adjusting transverse groove, then the inclination angle of the antenna body is changed, the inclination angle of the antenna body is freely adjusted according to the sliding position, and the inclination freedom degree of the antenna body is higher.

The utility model discloses a photovoltaic power generation device, which comprises a solar panel main body, the lower end of the solar panel main body is connected with a base through an adjusting assembly, the left end of the base is fixedly connected with a side plate, and the upper end of the side plate is provided with a cleaning assembly; by arranging the cleaning assembly, when the solar panel main body needs to be cleaned, the mounting plate is pulled and drives the bristles, so that the surface of the solar panel main body is wiped, dust on the surface of the solar panel main body is wiped cleanly, and the situation that the dust on the solar panel main body affects light energy absorption of the solar panel main body is avoided; rainwater can be collected through the water tank, the rainwater flows out from the through hole in the lower end of the water tank and passes through the water inlet hole, so that the bristles are wetted, the cleaning effect of the bristles is better, the mounting plate can be detached and convenient to replace, the water tank can also be rapidly detached and installed and convenient to use, and the usability of the device is greatly improved.

The utility model discloses an improved medicine shelf and a medicine cabinet based on the medicine shelf, comprising a cabinet body, the side of the cabinet body is provided with an insulation board, the inside of the insulation board is provided with a groove, the two sides of one side of the cabinet body are provided with hinges, one side of each hinge is provided with a door plate, the middle of one side of the door plate is provided with a first handle, and the top of the cabinet body is provided with a hole. A supporting plate is arranged in the cabinet body, sliding grooves are formed in the two sides of the top of the supporting plate, a medicine frame mechanism is arranged at the top of the supporting plate, limiting rods can prevent medicine bottles from toppling over, rectangular grooves are formed in the top of a bottom plate, the number of the rectangular grooves is six, holes are formed in one side of the bottom plate, and the distances between the holes are the same. A second transverse shaft is arranged in the hole in a matched mode, a roller movably penetrates through the second transverse shaft, the medicine bottle can slide on the bottom plate through the roller, the medicine bottle can automatically slide to one side of the bottom plate along with angle adjustment of the bottom plate, and therefore the effect of facilitating taking can be achieved.

The utility model discloses a fireproof air pipe with high sealing performance, which relates to the technical field of fireproof air pipes and comprises a fireproof air pipe adjusting pipe, a sealing flange plate is fixedly connected to the top end of one side of the fireproof air pipe adjusting pipe, and a fireproof air pipe transmission pipe is fixedly mounted at the top end of one side of the sealing flange plate. Sealing flange plates are arranged on the two sides of the fireproof air pipe adjusting pipe. The angle of the rotating connecting shaft in the communicating pipe is adjusted through the rotating handle on the fireproof air pipe adjusting pipe, the rotating internal shaft is driven to rotate, and therefore the inclination angle of the flow adjusting disc is changed, accurate control over the flow in the fireproof air pipe adjusting pipe is achieved, and use flexibility is improved; the top ends of the two sides of the fireproof air pipe adjusting pipe are connected with the fireproof air pipe conveying pipe through sealing flange plates, sealing conveying on the two sides is achieved, the fireproof air pipe adjusting pipe and the fireproof air pipe conveying pipe are connected in a sealing mode through the sealing flange plates, and the stability of conveying and using in the fireproof air pipe adjusting pipe is guaranteed.

The utility model relates to the technical field of Chinese teaching, in particular to a multifunctional Chinese teaching frame, which comprises a bottom box, a fixed box and a display board, the fixed box is arranged above the bottom box, the display board is arranged above the fixed box, a rotating shaft is arranged in the bottom box, a driving motor is arranged on one side of the rotating shaft, a driving gear is arranged at the output end of the driving motor, and the driving gear is connected with the fixed box. A driven gear connected with the driving gear is arranged on the outer wall of the rotating shaft, a separation block is arranged in the fixed box, a first screw rod and a second screw rod are arranged on the two sides of the separation block correspondingly, sliding blocks are arranged on the outer walls of the first screw rod and the second screw rod correspondingly, rotating rods are arranged at the two ends of the bottom of the fixed box correspondingly, and a through hole is formed in the top of the fixed box; the top end of the sliding block penetrates through the upper portion of the through hole and is provided with a moving block. According to the utility model, the interactivity, the separation function, the adjustable height, the display angle and the like are considered, more flexible and abundant operation and display modes are provided for Chinese teaching, and the teaching effect and the participation degree of students are improved.